"Probably? I don't know the whole situation. Just that some things wandered in here and blew up, and if we want to avoid that in the future we need to go somewhere down-town." Four explained to Grace. "Of course, since this ship flies I suppose we really don't have to actually go anywhere ourselves."
A thought crossed Four's mind and she asked Grace and Erica, "Say...what were you two doing in here...with the door locked?"